How to use it
If you have Caller Display activated on your line and you’re using a compatible phone, you can choose to view information about a caller before you answer a call.
To check whether your phone is set to display the caller's identity, dial *#234#.
To display the caller's identity on your phone, dial *234#.
Having some trouble?
The caller’s number might not be displayed if:
- The call is from outside the UK
- The call is from a payphone
- The caller has withheld their number
- To hide the caller's identity on your telephone, dial #234#.
Does this sound like the add-on for you?
Caller Display is free of charge, so just give us a call on 03300 24 27 77 if you would like this feature added.